Implement As on Option directly to avoid misguided use of As extension method

[ax0l0tl]

No description provided.

[park-jasper]

Should OptionExtension.As<TTarget>(this object item) then be removed?

[ax0l0tl]

Should OptionExtension.As<TTarget>(this object item) then be removed?

No, it's still totally valid to write x.As<B>() if you expect x to be of type B. The mistake that sometimes happened was that I wrote Option<BDerived> x = ...; var y = x.As<B>(); which returned None, what was unexpected.